機器
action
air
blue
bonding
building
cable
cargo
closeup
color
construction
cosntruction
crane
detail
development
engineering
equipment
hanging
heavy
height
high above
hoist
hook
industrial
industry
iron
lift
lifting
machinery
mechanical
metal
moving
object
part
picking
power
pulley
red
single
site
sky
steel
strength
tool
winch
wire